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Climate · Cairns

Cairns in August

Warm and damp, as the days lengthen.

Typical weather, averaged over 30 years

August in Cairns is warm: highs near 76°F, lows near 68°F. Rain falls on about two days a week, and the days lengthen by 23 minutes from the first week to the last.August in Cairns is warm: highs near 24°C, lows near 20°C. Rain falls on about two days a week, and the days lengthen by 23 minutes from the first week to the last.

High
76°F24°Caverage
Low
68°F20°Caverage
Wet days
2a week · 31% of days
Daylight
11h 34mon average

Is August a good time to visit Cairns?

Yes. August is one of Cairns's best months (June to September).

How we judge it: every month is scored on how close its typical high comes to the range from 70°F to 80°F, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.How we judge it: every month is scored on how close its typical high comes to the range from 21°C to 27°C, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.

How August sits in the year

week by week

Temperature

Highs near 76°F in August, against 76°F to 87°F through the year.Highs near 24°C in August, against 24°C to 31°C through the year.

Chance of a wet day

31% of days in August, against 29% to 77% through the year.

Cloud cover

50% cover in August, against 50% to 78% through the year.

Daylight

11h 34m in August, against 11h 08m to 13h 07m through the year.

Week by week, lightly smoothed, with August shaded. The olive line marks the best months. Hover or tap a week for its figures.

Either side

  1. July76°24°low 67°low 19°3 wet days a weekRain on about three days a week.
  2. August76°24°low 68°low 20°2 wet days a weekRain on about two days a week.
  3. September79°26°low 70°low 21°2 wet days a weekRain on about two days a week.

Where Cairns sits, in August

Australia/Brisbane
this place
typical high in August 40°F4°C95°F35°C
Sunrise, mid-August
6:36 AMsets 6:08 PM
Above the sea
0 mlow-lying
Latitude
16.9°Ssouthern hemisphere
Nearest of ours
Finlayvale68 km north-west

The land around Cairns, shaded by its typical high in August, the planning map's own layer. Hover the map for the figure at that spot; tap it on a phone. Clock times are local, for the 15th.

Elsewhere in Australia in August

high · low · wet days
See August on the planning mapThe whole year in Cairns

Typical weather, averaged over 30 years (1995–2024), read 14 km east of Cairns. Its own grid square is mostly sea and holds only a daily average, so the page reads the nearest square with a true high and low near the town's height. Temperatures are adjusted against 66 weather stations: daytime highs read about 3.1°F cold in the source data and are raised to match.Temperatures are adjusted against 66 weather stations: daytime highs read about 1.7°C cold in the source data and are raised to match. Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not. Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.

Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not.

Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.